package main

import "fmt"

var (
	i int    = 21
	j string = "2"
)

const (
	a, b = iota + 1, iota + 2
	c, f
)

//examples
func main() {
	_, a := test("33", "2")
	fmt.Println(a)
	j, k := test1("1", "2")
	fmt.Println(j + k)
	j1, k2 := test1("1", "2")
	fmt.Println(j1 + k2)
}
func test(a string, b string) (string, int) {
	return a, 2
}
func test1(a string, b string) (j string, k string) {
	j = a
	k = b
	return
}

func test2(a string, b string) (j, k string) {
	j = a
	k = b
	return
}
